Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA8VLTAYVnwkk9csTB4ruVSCpTnJlIzQjtIx/8eRqqgfh68Fys38tmC1k4t… (1,748 chars)"
  }
}